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support auth headers with zero or more spaces between keys

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aler9
2020-06-27 22:35:37 +02:00
parent 6bbbfefb75
commit 496c25a09c
2 changed files with 16 additions and 3 deletions
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6
header-auth.go
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@@ -13,6 +13,8 @@ type HeaderAuth struct {
Values map[string]string
}
var regHeaderAuthKeyValue = regexp.MustCompile("^([a-z]+)=(\"(.+?)\"|([a-zA-Z0-9]+))(, *|$)")
// ReadHeaderAuth parses an Authenticate or a WWW-Authenticate header.
func ReadHeaderAuth(in string) (*HeaderAuth, error) {
ha := &HeaderAuth{
@@ -25,10 +27,8 @@ func ReadHeaderAuth(in string) (*HeaderAuth, error) {
}
ha.Prefix, in = in[:i], in[i+1:]
r := regexp.MustCompile("^([a-z]+)=(\"(.+?)\"|([a-zA-Z0-9]+))(, )?")
for len(in) > 0 {
m := r.FindStringSubmatch(in)
m := regHeaderAuthKeyValue.FindStringSubmatch(in)
if m == nil {
return nil, fmt.Errorf("unable to parse key-value (%s)", in)
}